(7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-5-yl)(4-(2-(thiophen-2-ylmethylamino)benzoyl)piperazin-1-yl)methanone

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Chemical Name:(7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-5-yl)(4-(2-(thiophen-2-ylmethylamino)benzoyl)piperazin-1-yl)methanone
CAS No.:1397212-48-4
Molecular Formula:C₃₅H₂₉N₇O₄S
Molecular Weight:643.726
Hs Code.:

Synonyms:(7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-5-yl)(4-(2-(thiophen-2-ylmethylamino)benzoyl)piperazin-1-yl)methanone

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Chemical Property of (7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-5-yl)(4-(2-(thiophen-2-ylmethylamino)benzoyl)piperazin-1-yl)methanone

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Technology Process of (7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-5-yl)(4-(2-(thiophen-2-ylmethylamino)benzoyl)piperazin-1-yl)methanone

There total 3 articles about (7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-5-yl)(4-(2-(thiophen-2-ylmethylamino)benzoyl)piperazin-1-yl)methanone which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 80.0%

: 1397213-32-9
piperazin-1-yl-(2-(thiophen-2-ylmethylamino)phenyl)methanone

: 1397213-07-8
7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidine-5-carboxylic acid

: 1397212-48-4
(7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-5-yl)(4-(2-(thiophen-2-ylmethylamino)benzoyl)piperazin-1-yl)methanone

Guidance literature:: With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane; at 20 ℃; for 10h;
DOI:10.1002/cmdc.201200205

Reference yield:

: 39757-36-3
4-(4-Nitro-phenyl)-2,4-dioxo-butyric acid methyl ester

: 1397212-48-4
(7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-5-yl)(4-(2-(thiophen-2-ylmethylamino)benzoyl)piperazin-1-yl)methanone

Guidance literature:: Multi-step reaction with 3 steps

1: hydrogenchloride / ethanol; water / 2 h / Reflux

2: sodium hydroxide / methanol / 2 h / Reflux

3: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 10 h / 20 °C

With hydrogenchloride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; sodium hydroxide; In methanol; ethanol; dichloromethane; water;
DOI:10.1002/cmdc.201200205

Reference yield:

: 100-19-6
(4-nitrophenyl)ethanone

: 1397212-48-4
(7-(4-nitrophenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-5-yl)(4-(2-(thiophen-2-ylmethylamino)benzoyl)piperazin-1-yl)methanone

Guidance literature:: Multi-step reaction with 4 steps

1: sodium methylate / tetrahydrofuran / 8 h / 20 °C

2: hydrogenchloride / ethanol; water / 2 h / Reflux

3: sodium hydroxide / methanol / 2 h / Reflux

4: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 10 h / 20 °C

With hydrogenchloride; sodium methylate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; sodium hydroxide; In tetrahydrofuran; methanol; ethanol; dichloromethane; water;
DOI:10.1002/cmdc.201200205